JavaScript Reference/Javascript Methods/detachEvent — различия между версиями
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Текущая версия на 08:22, 26 мая 2010
"detachEvent()" Example
<!--
Example revised from
The Web Programmer"s Desk Reference
by Lazaro Issi Cohen and Joseph Issi Cohen
ISBN: 1593270119
Publisher: No Starch Press 2004
-->
<html>
<body>
<button id="myButton">Button</button>
<button onclick="function3();">Apply an event handler "Button"</button>
<button onclick="function2();">Detach</button>
<script language="JavaScript">
function function3() {
document.all.myButton.attachEvent("onclick", function1)
}
function function1() {
document.bgColor = "red";
}
function function2() {
document.bgColor = "white";
document.all.myButton.detachEvent("onclick", function1);
}
</script>
</body>
</html>
"detachEvent()" is applied to
+----------------+--------------------------------------------------------------+
| Applied_To |<a> <acronym> |
| |<address> <applet> |
| |<area> <b> |
| |<base> <basefont> |
| |<bgsound> <big> |
| |<blockquote> <body> |
| |<br> <button> |
| |<caption> <center> |
| |<cite> <code> |
| |<col> <colgroup> |
| |<comment> <custom> |
| |<dd> <del> |
| |<dfn> <dir> |
| |<div> <dl> |
| |document <dt> |
| |<em> <embed> |
| |<fieldset> <font> |
| |<form> <frame> |
| |<frameset> <head> |
| |<hn> <hr> |
| |<html> <i> |
| |<iframe> <img> |
| |<input type="button"> <input type="checkbox"> |
| |<input type="file"> <input type="hidden"> |
| |<input type="image"> <input type="password"> |
| |<input type="radio"> <input type="reset"> |
| |<input type="submit"> <input type="text"> |
| |<ins> <kbd> |
| |<label> <legend> |
| |<li> <link> |
| |<listing> <map> |
| |<marquee> <menu> |
| |namespace <nobr> |
| |<object> <ol> |
| |<option> <p> |
| |<plaintext> <pre> |
| |<q> <s> |
| |<samp> <script> |
| |<select> <small> |
| |<span> <strike> |
| |<strong> <sub> |
| |<sup> <table> |
| |<tbody> <td> |
| |<textarea> <tfoot> |
| |<th> <thead> |
| |<title> <tr> |
| |<tt> <u> |
| |<ul> <var> |
| |window <xmp> |
+----------------+--------------------------------------------------------------+
"detachEvent()" Syntax, Parameters and Note
Note:
Detach attached event handler function from its event.
This is the opposite of the attachEvent() method.
Syntax:
window.detachEvent(param1, param2)
document.all.elementID.detachEvent(param1, param2)
Parameters:
param1 Required; the name of the event.
param2 Required; the name of the function.